Finding the Fourth Proportional to 9,074.37, 13,605.95 and 8,300.89

Step by Step Solution

1. Step 1: Write the proportion equation
   9,074.37 : 13,605.95 = 8,300.89 : x
2. Step 2: Convert to fraction form
   9,074.37/13,605.95 = 8,300.89/x
3. Step 3: Cross multiply
   9,074.37x = 13,605.95 × 8,300.89
4. Step 4: Simplify right side
   9,074.37x = 112,941,481.03
5. Step 5: Solve for x
   x = 112,941,481.03/9,074.37
6. Step 6: Final answer
   x = 12,446.21